/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.intellij.psi.stubs;

import com.intellij.util.io.StringRef;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.io.DataInputStream;
import java.io.IOException;
import java.io.InputStream;

/**
 * @author yole
 */
public abstract class StubInputStream extends DataInputStream {

  public StubInputStream(@NotNull InputStream in) {
    super(in);
  }

  @NotNull
  public abstract String readUTFFast() throws IOException;

  @Nullable
  public abstract StringRef readName() throws IOException;

  public abstract int readVarInt() throws IOException;

  public abstract String stringFromId(int id) throws IOException;
}
